Data Analysis Fundamentals — Practice Quiz — Quiz in Progress

Q1. The best first step of any analysis is: AOpening the data file BIdentifying the decision the analysis must inform CMaking a chart DComputing averages

Q2. A dataset's 'grain' refers to: AIts file size BWhat one row represents CThe font used DThe number of charts

Q3. Three spellings of 'Kathmandu' in one column must be: ALeft alone BStandardised to one value before counting CDeleted entirely DColoured differently

Q4. A blank cell in a 'discount' column: AAlways means zero BNeeds a conscious decision: zero, unknown, or not applicable CShould crash the analysis DMeans the row is fake